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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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did not used

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "did not used" is not correct in written English.
The correct form would be "did not use." Example: "I did not use the tools provided for the project."

⚠ May contain grammatical issues

News & Media

Academia

Science

Human-verified examples from authoritative sources

Exact Expressions

44 human-written examples

It did not used to be this way.

News & Media

The New York Times

He says that did not used to be the case.

News & Media

The Guardian

It did not used to be that way.

News & Media

The New York Times

The studies they used did not used the newer agents we have now.

It did not used to be a huge deal, vanquishing the mighty Nets.

It did not used to be utopian to cut working hours – we have done this before".

News & Media

The Guardian
Show more...

Human-verified similar examples from authoritative sources

Similar Expressions

16 human-written examples

Do not use.

News & Media

The New Yorker

Do not use Airbnb!'.

News & Media

Independent

Do not use "ibid".

Science & Research

Science Magazine

Do not use op.

Science & Research

Science Magazine

Do not use pencil.

Formal & Business

FAO
Show more...

Expert writing Tips

Best practice

Always use the base form of the verb after "did not". The correct form is "did not use". For example: "I "did not use" the old software version."

Common error

Avoid using the past participle form of the verb (e.g., "used") after "did not". The auxiliary verb "did" already indicates past tense, so the base form of the verb should follow. Instead of "did not used", write "did not use".

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

85%

Authority and reliability

1.8/5

Expert rating

Real-world application tested

Linguistic Context

The primary grammatical function of "did not used" (although grammatically incorrect) is to negate a past action. Ludwig examples show its use in various contexts where an action was not performed or a tool/method was not employed. Ludwig AI confirms the phrase is incorrect.

Expression frequency: Very common

Frequent in

News & Media

38%

Science

38%

Academia

14%

Less common in

Wiki

8%

Formal & Business

2%

Reference

0%

Ludwig's WRAP-UP

While the phrase "did not used" appears frequently across various sources, it's crucial to recognize that it is grammatically incorrect. The correct form is ""did not use"". Ludwig AI analysis underscores this grammatical error. Although the intention is to express the negation of a past action, the misuse of the past participle "used" after the auxiliary verb "did" creates the mistake. Remember to always use the base form of the verb after "did not" to ensure grammatical accuracy. Ludwig examples show a wide range of instances where this error occurs, highlighting the importance of awareness and correction. Using this information, you can confidently avoid this common error and improve the clarity and correctness of your writing.

FAQs

What is the correct way to use "did not used" in a sentence?

The phrase "did not used" is grammatically incorrect. The correct form is ""did not use"". The auxiliary verb 'did' already indicates the past tense, so the base form of the verb 'use' should be used.

What are some alternatives to "did not used"?

Since "did not used" is incorrect, use ""did not use"" instead. Depending on the context, you could also consider "didn't use", "did not employ", or "did not utilize".

Is "did not used" past tense?

The phrase "did not used" attempts to convey past tense, but it's grammatically incorrect. The "did" already indicates the past, so the correct form is ""did not use"", where "use" is the base form of the verb.

How can I remember to use "did not use" instead of "did not used"?

A simple rule is to remember that after the auxiliary verb "did", always use the base form of the verb. So, it's always ""did not use"", not "did not used". Think of it like other auxiliary verbs such as 'can', 'should', or 'will' which are always followed by the base form of the verb.

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Source & Trust

85%

Authority and reliability

1.8/5

Expert rating

Real-world application tested

Most frequent sentences: